🗣️ 情景例句
Sir, everything now is offered with a great discount.
先生，所有的东西都在打很大的折扣。
My little brother takes a bath before he goes to bed at night.
在他晚上睡觉以前，我的弟弟要洗一下澡。
Now move the hand to and fro and around but not up and down.
然后把手前后左右以及旋转摆动，但不要上下摆动。